<!DOCTYPE html>
<html>
<head> 
<meta charset="utf-8"> 
<title>菜鸟教程(runoob.com)</title> 
</head>
<body>
<p id="demo">点击按钮获取您当前坐标（可能需要比较长的时间获取）：</p>
<button onclick="getLocation()">点我</button>
<script>
var x=document.getElementById("demo");
function getLocation()
{
	if (navigator.geolocation)
	{
		navigator.geolocation.getCurrentPosition(showPosition);
	}
	else
	{
		x.innerHTML="该浏览器不支持获取地理位置。";
	}
}

function showPosition(position)
{
	x.innerHTML="纬度: " + position.coords.latitude + 
	"<br>经度: " + position.coords.longitude;	
}
</script>
</body>
</html>